Home / 1,021,580.68-1,531,319.59-453,229.44

Finding the Fourth Proportional to 1,021,580.68, 1,531,319.59 and 453,229.44

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Solution

The fourth proportional to 1,021,580.68, 1,531,319.59 and 453,229.44 is: 679,377.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,580.68 : 1,531,319.59 = 453,229.44 : x
  2. Step 2: Convert to fraction form
    1,021,580.68/1,531,319.59 = 453,229.44/x
  3. Step 3: Cross multiply
    1,021,580.68x = 1,531,319.59 × 453,229.44
  4. Step 4: Simplify right side
    1,021,580.68x = 694,039,110,313.99
  5. Step 5: Solve for x
    x = 694,039,110,313.99/1,021,580.68
  6. Step 6: Final answer
    x = 679,377.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.